68419760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45013}}^1$

素因数の和:45045

約数の個数: 40

約数和(自身を含む): 167452080

約数和(自身を除く): 99032320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 45013, 90026, 180052, 225065, 360104, 450130, 720208, 855247, 900260, 1710494, 1800520, 3420988, 3601040, 4276235, 6841976, 8552470, 13683952, 17104940, 34209880, 68419760]

約数ペア:

[(1, 68419760), (2, 34209880), (4, 17104940), (5, 13683952), (8, 8552470), (10, 6841976), (16, 4276235), (19, 3601040), (20, 3420988), (38, 1800520), (40, 1710494), (76, 900260), (80, 855247), (95, 720208), (152, 450130), (190, 360104), (304, 225065), (380, 180052), (760, 90026), (1520, 45013)]